Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
cach ung » cach dung, cac ung, cach chung
cong tam » cong tac, cong tan, cong nam
uong nam » dong nam, quang nam, thong nam
toan cau » toan cao, toan ban, toan tap
phong » thong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (chieu xanh)) - khanh phong cach ung ((cong tam) or (uong nam)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - khanh phong cach ung ((cong tam) OR (uong nam)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - khanh phong cach ung ((cong tam) or (uong nam)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - khanh phong cach ung ((cong tam) or (uong nam)) toan cau*.